Leviticus 18:20

²⁰ καὶ πρὸς τὴν γυναῖκα τοῦ πλησίον σου οὐ δώσεις κοίτην σπέρματός σου ἐκμιανθῆναι πρὸς αὐτήν

Ni Henry MacLagan

Verse 20. Neither is it lawful to profane by adulterating the good of the church, which is the greatest impurity.